robustbase: lactic – R documentation

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lactic

Lactic Acid Concentration Measurement Data

Description

Data on the Calibration of an Instrument that Measures Lactic Acid Concentration in Blood, from Afifi and Azen (1979) - comparing the true concentration X with the measured value Y.

Usage

data(lactic, package="robustbase")

Format

A data frame with 20 observations on the following 2 variables.

X: True Concentration
Y: Instrument

Source

P. J. Rousseeuw and A. M. Leroy (1987) Robust Regression and Outlier Detection; Wiley, p.62, table 10.

Examples

data(lactic)
summary(lm.lactic <- lm(Y ~., data=lactic))

robustbase

Basic Robust Statistics

v0.93-7

GPL (>= 2)

Authors

Martin Maechler [aut, cre] (<https://orcid.org/0000-0002-8685-9910>), Peter Rousseeuw [ctb] (Qn and Sn), Christophe Croux [ctb] (Qn and Sn), Valentin Todorov [aut] (most robust Cov), Andreas Ruckstuhl [aut] (nlrob, anova, glmrob), Matias Salibian-Barrera [aut] (lmrob orig.), Tobias Verbeke [ctb, fnd] (mc, adjbox), Manuel Koller [aut] (mc, lmrob, psi-func.), Eduardo L. T. Conceicao [aut] (MM-, tau-, CM-, and MTL- nlrob), Maria Anna di Palma [ctb] (initial version of Comedian)

Initial release

2021-01-04